YOKOGAWA DLM2000 Series User manual

IM 710105-02E
10th Edition
Mixed Signal Oscilloscope
Digital Oscilloscope
DLM2000 Series

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IM 710105-02E
Thank you for purchasing the DLM2000 Series Digital Oscilloscope/Mixed Signal Oscilloscope. This
User’s Manual explains how to use the DLM2000. To ensure correct use, please read this manual
thoroughly before beginning operation.
Keep this manual in a safe place for quick reference in the event a question arises.
List of Manuals
The following manuals, including this one, are provided as manuals for the DLM2000. Read them
along with this manual.
Manual Title Manual No. Description
DLM2000 Series
Digital Oscilloscope
Mixed Signal Oscilloscope
Features Guide
IM 710105-01E The supplied CD contains the PDF file of this manual.
The manual explains all the DLM2000 features other than
the communication interface features.
DLM2000 Series
Digital Oscilloscope
Mixed Signal Oscilloscope
User’s Manual
IM 710105-02E This manual. The supplied CD contains the PDF file of
this manual. The manual explains how to operate the
DLM2000.
DLM2000 Series
Digital Oscilloscope
Mixed Signal Oscilloscope
Operation Guide
IM 710105-03E This guide explains the handling precautions and basic
operations of the DLM2000.
DLM2000 Series
Digital Oscilloscope
Mixed Signal Oscilloscope
Communication Interface
User’s Manual
IM 710105-17E The supplied CD contains the PDF file of this manual.
The manual explains the DLM2000 communication
interface features and instructions on how to use them.
DLM2000 Series
Digital Oscilloscope
Mixed Signal Oscilloscope
IM 710105-92 Document for China
The “E” in the manual number is the language code.
Contact information of Yokogawa offices worldwide is provided on the following sheet.
Document No. Description
PIM 113-01Z2 List of worldwide contacts
Notes
• The contents of this manual are subject to change without prior notice as a result of continuing
improvements to the instrument’s performance and functionality. The figures given in this manual
may differ from those that actually appear on your screen.
• Every effort has been made in the preparation of this manual to ensure the accuracy of its
contents. However, should you have any questions or find any errors, please contact your nearest
YOKOGAWA dealer.
• Copying or reproducing all or any part of the contents of this manual without the permission of
YOKOGAWA is strictly prohibited.
• The TCP/IP software of this product and the documents concerning it have been developed/created
by YOKOGAWA based on the BSD Networking Software, Release 1 that has been licensed from
the Regents of the University of California.
10th Edition: October 2017 (YMI)
All Rights Reserved, Copyright ©2008 Yokogawa Electric Corporation
All Rights Reserved, Copyright ©2011 Yokogawa Test & Measurement Corporation

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Trademark
• Microsoft, Internet Explorer, MS-DOS, Windows, Windows 7, Windows 8, Windows 8.1, and
Windows 10 are either registered trademarks or trademarks of Microsoft Corporation in the United
States and/or other countries.
• Adobe and Acrobat are either registered trademarks or trademarks of Adobe Systems Incorporated.
• DLM is a registered trademark of Yokogawa Electric Corporation.
• In this manual, the ® and TM symbols do not accompany their respective registered trademark or
trademark names.
• Other company and product names are registered trademarks or trademarks of their respective
holders.
Revisions
• 1st Edition: November 2008
• 2nd Edition: March 2009
• 3rd Edition: February 2010
• 4th Edition: April 2011
• 5th Edition: December 2013
• 6th Edition: August 2014
• 7th Edition: May 2015
• 8th Edition: January 2016
• 9th Edition: October 2016
• 10th Edition: October 2017

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DLM Models and Conventions Used in This Manual
Models Explained
This manual explains the DLM2000 series 4-channel models. Channel settings vary depending on the
model.
Notes and Cautions
The notes and cautions in this manual are categorized using the following symbols.
Improper handling or use can lead to injury to the user or damage to the
instrument. This symbol appears on the instrument to indicate that the user must
refer to the user’s manual for special instructions. The same symbol appears
in the corresponding place in the user’s manual to identify those instructions.
In the manual, the symbol is used in conjunction with the word “WARNING” or
“CAUTION.”
WARNING Calls attention to actions or conditions that could cause serious or fatal injury to
the user, and precautions that can be taken to prevent such occurrences.
CAUTION Calls attention to actions or conditions that could cause light injury to the user,
or cause damage to the instrument or user’s data, and precautions that can be
taken to prevent such occurrences.
French
AVERTISSEMENT Attire l’attention sur des gestes ou des conditions susceptibles
de provoquer des blessures graves (voire mortelles), et sur les
précautions de sécurité pouvant prévenir de tels accidents.
ATTENTION Attire l’attention sur des gestes ou des conditions susceptibles de
provoquer des blessures légères ou d’endommager l’instrument ou les
données de l’utilisateur, et sur les précautions de sécurité susceptibles
de prévenir de tels accidents.
Note Calls attention to information that is important for proper operation of the
instrument.
Unit
k Denotes 1000. Example: 100 kS/s (sample rate)
K Denotes 1024. Example: 720 KB (file size)

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Key and Jog Shuttle Operations
Key Operations
How to Use Setup Menus That Appear When Keys Are Pressed
The operation after you press a key varies depending on the key that you press.
DISPLAY menu
CURSOR menu
A B C B
D
Jog shuttle setting menu
E
MODE menu
MATH/REF menu
F
G
A: A selection menu appears when you press the soft key.
Press the soft key that corresponds to the appropriate setting.
B: A related setup menu appears when you press the soft key.
C: The selected setting switches each time you press the soft key.
D: Displays a dialog box or a keyboard.
Use the jog shuttle and the SET key ( ) to set values.
E: Pressing the soft key selects the item that you can control using the jog shuttle.
The jog shuttle setup menu, which appears at the right end of the setup menu, shows the selected
item. Use the SET key to move between digits and set the number.
F: Pressing a key sets the item to the setting that corresponds to that key.
G: Selects which item to configure when configuring a feature that consists of two items that operate
with different settings, such as the MATH1 and MATH2 computation features.
How to Display the Setup Menus That Are Written in Purple below
the Keys
In the explanations in this manual, “SHIFT+key name (written in purple)” is used to indicate the
following operation.
1. Press the SHIFT key. The SHIFT key illuminates to indicate that the keys are shifted.
Now you can select the setup menus written in purple below the keys.
2. Press the key that you want to display the setup menu of.

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Key and Jog Shuttle Operations
ESC key operation
• If you press ESC when a setup menu or available options are displayed, the screen returns to the
menu level above the current one.
• If you press ESC when the highest level menu is shown, the display changes as follows.
Operation of pressing
ESC When measured values are displayed When measured values are not displayed
1st time The setup menu disappears.
2nd time Measured values move outside the
waveform area. The jog shuttle setting menu disappears.
3rd time The jog shuttle setting menu disappears.
Nothing changes from this point.
From this point, the display position of
measured values switches between
outside the waveform area and inside the
area each time you press ESC.
Entering Values Using the RESET ( ) and SET ( ) Keys
When you use the jog shuttle to set a value, the jog shuttle setup menu shows a RESET key mark or a
SET key mark.
RESET Key Mark
If the RESET key mark is displayed, you can press the RESET key to reset the value to its default
value. (The value may not return to its default value depending on the DLM2000 condition.) The
default value is displayed next to the RESET key mark.
SET Key Mark
If there are two values that you need to set, the SET key mark appears. Press the SET key to select
which value you want to set using the jog shuttle. The jog shuttle mark in front of the selected value
is enlarged.
Like when the RESET key mark is displayed, you can press the RESET key to reset the value to its
default value.
Default value
Item under the control of the jog shuttle
RESET key mark SET key mark

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Key and Jog Shuttle Operations
How to Enter Values in Setup Dialog Boxes
1. Use the keys to display the appropriate setup dialog box.
2. Use the jog shuttle or the SET key ( ) to move the cursor to the appropriate item.
3. Press the SET key ( ). The operation varies depending on the selected item.
• A setup menu appears.
• A check box is selected or cleared.
• The item at the cursor is selected.
How to Clear Setup Dialog Boxes
Press the ESC key to clear the active setup dialog box.
Scroll Operation
If a vertical or horizontal scroll bar is shown on the screen, you can move the SET key up and down or
left and write to scroll.

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Entering Values and Strings
Entering Values
Using Dedicated Knobs
You can use the following dedicated knobs to enter values directly.
• POSITION knob (VERTICAL)
• POSITION knob (HORIZONTAL)
• SCALE knob (VERTICAL)
• TIME/DIV knob
• LEVEL knob (TRIGGER)
• ZOOM magnification knob
Using the Jog Shuttle
Select the appropriate item using soft keys, and change the value using the jog shuttle and the SET
key. This manual sometimes describes this operation simply as “using the jog shuttle.”
Note
Some items that you can set using the jog shuttle can be reset to their default values when you press the
RESET key.

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Entering Values and Strings
Entering Character Strings
Use the keyboard that appears on the screen to enter file names and comments. Use the jog shuttle
and the SET key to control the keyboard and enter characters.
Character insertion position
Confirm the characters
that you have entered
Switch between
uppercase and lowercase
Move the character
insertion position
Delete the previous character
Delete all of the characters
that you have entered
Select from character strings
you entered previously
Deletes the character at the cursor position
How to Operate the Keyboard
1. After bringing up the keyboard, use the jog shuttle to move the cursor to the character that you
want to enter. You can also move the SET key up, down, left, and right to move the cursor.
2. Press the SET key to enter the selected character.
• If a character string is already entered, use the arrow soft keys to move the cursor to the position you
want to insert characters into.
• Use the CAPS soft key to switch between uppercase and lowercase.
• Use the BS soft key to delete the previous character.
• Use the CLEAR soft key to clear all the entered characters.
3. Repeat steps 1 and 2 to enter all of the characters in the string.
Select on the keyboard to display a list of character strings that you have entered previously.
Use the jog shuttle to select a character string and press the SET key to enter the selected character
string.
4. Move the cursor to ENTER on the keyboard and press the SET key straight down or press the
ENTER soft key to confirm the character string and clear the keyboard.
Note
• @ cannot be entered consecutively.
• File names are not case-sensitive. Comments are case-sensitive. The following file names cannot be
used due to MS-DOS limitations:
AUX, CON, PRN, NUL, CLOCK, COM1 to COM9, and LPT1 to LPT9

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Contents
List of Manuals...................................................................................................................................i
DLM Models and Conventions Used in This Manual....................................................................... iii
Key and Jog Shuttle Operations ......................................................................................................iv
Entering Values and Strings............................................................................................................ vii
Chapter 1 Vertical and Horizontal Control
1.1 Setting the Vertical Axis for Analog Signals...................................................................... 1-1
1.2 Setting the Vertical Axis for Logic Signals ........................................................................ 1-5
1.3 Setting the Horizontal Axis (Time Axis)............................................................................. 1-8
Chapter 2 Triggering
2.1 Setting the Trigger Mode and Trigger Hold-off Time......................................................... 2-1
2.2 Setting the Trigger Position and Trigger Delay................................................................. 2-2
Edge Triggering
2.3 Triggering on an Edge Trigger.......................................................................................... 2-3
Enhanced Triggering
2.4 Triggering on the OR of Multiple Edge Triggers ............................................................... 2-5
2.5 Triggering on Edge Conditions ......................................................................................... 2-6
2.6 Triggering on State Conditions ......................................................................................... 2-8
2.7 Triggering on Pulse Width .............................................................................................. 2-10
2.8 Triggering on State Width............................................................................................... 2-12
2.9 Triggering on CAN Bus Signals (Option)........................................................................ 2-15
2.10 Triggering on CAN FD Bus Signals (Option) .................................................................. 2-19
2.11 Triggering on LIN Bus Signals (Option).......................................................................... 2-23
2.12 Triggering on SENT Signals (Option) ............................................................................. 2-26
2.13 Triggering on PSI5 Airbag Signals (Option).................................................................... 2-28
2.14 Triggering on UART Signals (Option)............................................................................. 2-31
2.15 Triggering on I2C Bus Signals (Option) .......................................................................... 2-34
2.16 Triggering on SPI Bus Signals (Option).......................................................................... 2-38
2.17 Triggering on FlexRay Bus Signals (Option) .................................................................. 2-41
2.18 Triggering on User-Defined Serial Bus Signals .............................................................. 2-44
2.19 Triggering on a TV Trigger.............................................................................................. 2-47
B Triggering
2.20 Triggering on Combination Triggers (B TRIG)................................................................ 2-49
Action and GO/NO-GO
2.21 Setting the Action-On-Trigger Function .......................................................................... 2-51
2.22 Performing GO/NO-GO Determination........................................................................... 2-52
Chapter 3 Waveform Acquisition
3.1 Setting Conditions for Waveform Acquisition.................................................................... 3-1
3.2 Acquiring Waveforms ....................................................................................................... 3-2
Chapter 4 Display
4.1 Setting Display Conditions ............................................................................................... 4-1
4.2 Using the Accumulate Feature ......................................................................................... 4-3
4.3 Using the Snapshot and Clear Trace Features ................................................................ 4-4
4.4 Adjusting the Backlight ..................................................................................................... 4-5
Alert: 1.1, 16.1, 19.1-19.4